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Electric Circuits

Electric Circuits
Condition of symmetry in Z-parameter representation is

 Z11 = Z22.
 Z11 = Z12.
 Z12 = Z22.
 Z12 = Z21.

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Electric Circuits
For the resonance circuit ω0 = 105, Q = 50, R = 400 Ω the value of C is

 1000 pF.
 500 pF.
 250 pF.
 125 pF.

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Electric Circuits
If N is the number of nodes and b is the number of branches in a network, then rank of tie set matrix is

 b - N + 1.
 N - 1.
 b - N - 1.
 N.

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Electric Circuits
In RLC parallel network R = 2 Ohm, L = 2mH and C = 1μF. Find the value of time constant?

 4 msec
 4 μsec
 2 msec
 2 μsec

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Electric Circuits
From the circuit diagram shown in question 1 find the Norton current.

 1 A.
 2 A.
 2.5 A.
 4 A.

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Electric Circuits
Which quantity consists of a unit 1KWh ?

 Power
 Energy
 Charge
 Time

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